Figure 3

Interaction gate. (a) A scheme of input and output channels. (b–d) Time lapse images of wave-fronts propagating in the gate for inputs (b) \(x=0\) and \(y=1\), (c) \(x=1\) and \(y=0\), (d) \(x=1\) and \(y=1\). Excitability of the medium is \({c}_{2}=0.108\)